Takings may have slipped week-on-week by 20%, but OliverHirschbiegel's The Downfall stillreigns supreme at the German box office for the fourth week in a row - just.The World War II drama received serious competition from Steven Spielberg's The Terminal which grossed $3.3m from502 screens and had the weekend's best screen average ($6,577). The Downfall, which is about to becomethe second German film this year to pass the 3m admissions mark, attracted $ 3.5m and scored an average $5,418 from its 648 screens.